The table shows the diameters of three planets:

planet diameter (kilometers)
neptune 4.9 ⋅ 104
saturn 1.2 ⋅ 105
uranus 5.1 ⋅ 104
order the planets from greatest to least diameter.

Given the graph below state whether or not the relation is a function, and give the domain and range.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500